1. (Convention 2) Identifies the source tariff and general rule to be applied for each category 2. (Convention 3) The valid rule numbers sent out via ATPCO's system.

Fare Class Application record. The Record 1 contains all the fare class codes that are coded in a specific tariff, carrier, and rule combination.

Category Control record. The Record 2 contains identification fields that match to the fare, Record 1, or Record 8.

A data table used to house rule provisions. This record contains the actual coded data that provides the detailed provisions to apply to a fare from a rule or footnote.

Renumber Category Control record. This record is used to maintain the current data in Record 2 while it is in the process of being renumbered.

Renumber Fare Class Application record. This record is used to maintain the current data in Record 1 while it is in the process of being renumbered.

Reservation Booking Designators (RBD) record. This record states any booking code exceptions to the prime booking code using Chart 1 and Chart 2. The Record 6 contains the identification criteria that must be matched to determine the proper booking code exceptions for that fare.

Fare By Rule Index record. This record is used to identify the fares that may be used in the fare retrieval process for the Fare By Rule category.

An illustration of the data fields and their positions for a particular product.

The record that contains Carrier-Imposed Fees (YQ/YR) data at ATPCO.

The record that contains Carrier-Imposed Fees Concurrence data at ATPCO.

The record that contains Ticketing Fees data at ATPCO.

The record that contains Optional Services Sub Code Services data, including Baggage, at ATPCO.

The record that contains Optional Services Concurrence data at ATPCO.

The record that contains Optional Services Provisions, including Baggage, data at ATPCO.

The record that contains Branded Fares data at ATPCO.

The record that contains Tax Rules data at ATPCO.

The record that contains Tax Reporting data at ATPCO.

A portion of a record that may be repeated. The recurring segment is preceded by a counter indicating how many times the recurring portion occurs. The use of recurring segments results in a variable length depending on the number of the recurring segments that are included in the record.

According to IATA Resolution 017f, a reissue is a change other than a change to the carrier, flight, date, class of service or sector of the first flight coupon. The fares to be used will be based on the fares in effect on the date of original issue and applicable at the time of commencement of transportation (that is, using historical fares). See also exchange.